20422322322402 has 64 divisors (see below), whose sum is σ = 54840362056704. Its totient is φ = 4896460895040.

The previous prime is 20422322322397. The next prime is 20422322322427.

It is a happy number.

20422322322402 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 20422322322402.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1700154028 + ... + 1700166039.

It is an arithmetic number, because the mean of its divisors is an integer number (856880657136).

Almost surely, 2^{20422322322402} is an apocalyptic number.

20422322322402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20422322322402 is an abundant number, since it is smaller than the sum of its proper divisors (34418039734302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20422322322402 is a wasteful number, since it uses less digits than its factorization.

20422322322402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3400320103.

The product of its (nonzero) digits is 36864, while the sum is 30.

It can be divided in two parts, 2042232 and 2322402, that added together give a palindrome (4364634).

The spelling of 20422322322402 in words is "twenty trillion, four hundred twenty-two billion, three hundred twenty-two million, three hundred twenty-two thousand, four hundred two".